I don’t think you should spend much time being unhappy about the bad breaks. You get a lot of them, but you also get a lot of good ones. The thing to do is just to maximize your odds of using the good ones and minimizing the effects of the bad ones.
计算机科学的挑战不仅在于构建更快的机器,更在于理解计算可能性的基本结构。
Hustle until your haters ask if you're hiring.